21169694

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2837}}^1$

素因数の和:2900

約数の個数: 32

約数和(自身を含む): 40049856

約数和(自身を除く): 18880162

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2837, 3731, 5674, 7462, 19859, 36881, 39718, 73762, 116317, 232634, 258167, 516334, 814219, 1512121, 1628438, 3024242, 10584847, 21169694]

約数ペア:

[(1, 21169694), (2, 10584847), (7, 3024242), (13, 1628438), (14, 1512121), (26, 814219), (41, 516334), (82, 258167), (91, 232634), (182, 116317), (287, 73762), (533, 39718), (574, 36881), (1066, 19859), (2837, 7462), (3731, 5674)]